More than half of Americans will have diabetes or be prediabetic by 2020 at a cost to the U.S. health care system of $3.35 trillion if current trends go on unabated, according to analysis of a new report released on Tuesday by health insurer...

Health insurer UnitedHealth Group overcame a sluggish economy last year to manage 28 percent profit growth and rewarded CEO Stephen Hemsley by more than doubling his total compensation. An Associated Press analysis found that the 57-year-old...